of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure

F

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

02

COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

M

SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF

51

Fuel-injection apparatus characterised by being operated electrically

06

Injectors peculiar thereto

F

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

02

COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

M

SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF

61

Fuel injectors not provided for in groups F02M39/-F02M57/94

04

having valves

10

Other injectors with elongated valve bodies, i.e. of needle-valve type

F

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

02

COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

M

SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF

63

Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/-F02M57/143; Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/-F02M61/193